Bridging the 401(k) and RRSP Gap: US/Canada in 2025

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Some time ago, I received an email from the chief financial officer of a New York-based software company that had just acquired a Canadian technology firm with over 200 employees. The message was clear: “We need an equivalent to our 401(k) plan for our new Canadian team. Who can help us set this up?” 

This is not a rare request. As an advisor who regularly guides U.S. corporations establishing operations in Canada, I have seen how little practical material exists comparing the U.S. 401(k) to its Canadian counterpart, the Group Registered Retirement Savings Plan (Group RRSP). The nuances matter, and if handled improperly, companies may face unnecessary tax exposure, compliance headaches, and frustrated employees on both sides of the border.

The origin stories of these plans are rooted in tax law. The 401(k) emerged in 1978, when the U.S. Congress amended the Internal Revenue Code to add Section 401(k), introducing a new way for Americans to save for retirement using pre-tax income. Meanwhile, Canada’s RRSP dates back to 1957, created when Parliament amended the Income Tax Act to promote retirement savings. While both plans share the core concept of tax-deferred retirement savings, their execution diverges significantly.

Under current 2025 rules, a 401(k) participant can begin withdrawing funds without penalty after age 59½. Required minimum distributions now begin at age 73, following the SECURE 2.0 update. In contrast, Group RRSPs must be converted to a Registered Retirement Income Fund (RRIF) or annuity by December 31 of the year the employee turns 71. Retirement ages may be set by the employer, but flexibility is more inherent in the Canadian framework.

Where these two plans notably diverge is in contribution and vesting rules. In the U.S., employees can contribute up to $23,500 in 2025, with an additional $7,500 catch-up contribution for those over 50. Employees aged 60 to 63 qualify for a special super catch-up of $11,250. These figures are exclusive of employer contributions, which can match up to 100 percent of pre-tax earnings, bringing total combined contributions up to $77,500 in 2025.

In Canada, the total allowable contribution to an RRSP—employee and employer combined—is limited to 18 percent of the employee’s prior-year earned income, up to a cap of $32,490 in 2025. There is no catch-up mechanism based on age. RRSP room carries forward indefinitely, which adds long-term flexibility, but the annual cap remains strict.

Vesting rules also differ. In the U.S., employer contributions to a 401(k) may vest over a schedule of up to six years, depending on the plan design. Employee deferrals, however, are always 100 percent vested immediately. In Canada, Group RRSPs are simple: once employer contributions are deposited into an employee’s RRSP, they are fully vested, with no delay.

From a payroll and administration standpoint, both systems support monthly employer and employee contributions, with optional employer matching. Both allow rollovers and transfers to other registered retirement plans without immediate tax consequences. In the U.S., transfers are governed by Internal Revenue Service (IRS) rollover rules. In Canada, such transfers fall under Canada Revenue Agency (CRA) policy, so long as the funds remain within registered plans.

When it comes to accessing funds, 401(k) plan participants may be permitted to take early distributions under specific hardship circumstances such as for the purchase or preservation of a primary residence, post-secondary education, or unreimbursed medical expenses. Whether these withdrawals are permitted depends on the individual plan’s text and design.

Group RRSPs, on the other hand, do not allow borrowing or pledging as collateral, but do provide structured, government-backed programs. Under the Home Buyers’ Plan, up to $20,000 can be withdrawn tax-free to buy a first home and must be repaid to an RRSP over 15 years. The Lifelong Learning Plan allows up to $10,000 per year (to a maximum of $20,000) for post-secondary education, with a 10-year repayment window. Failure to repay results in the amount being added to taxable income for that year.

It is important to note that while Group RRSPs must permit withdrawals at the employee’s discretion, employers can disincentivize withdrawals during active employment by temporarily suspending future employer matching contributions for a set period.

Both Canada and the U.S. have strict rules regarding what must be communicated to plan participants. In the U.S., the Employee Retirement Income Security Act (ERISA) mandates detailed disclosures about plan features, funding, fiduciary obligations, dispute resolution processes, and participant rights. In Canada, Group RRSP providers typically mirror these practices by following the Canadian Capital Accumulation Plan (CAP) Guidelines. These guidelines apply to all plans in which employees make investment decisions, including Group RRSPs, Defined Contribution Pension Plans, Employee Profit Sharing Plans, and Deferred Profit Sharing Plans.

Employers must provide access to decision-making tools and clearly advise employees to seek independent financial advice. This is often overlooked in cross-border integrations and may expose employers to liability if plan participants are misinformed.

Setting up Canadian benefits such as Group RRSPs, Defined Contribution pensions, Defined Benefit plans, or supplemental group benefits like medical and dental plans requires a multifaceted understanding of international tax treaties, ERISA compliance, CAP Guidelines, and provincial pension laws. It also demands fluency in actuarial design, fiduciary best practices, and cross-border payroll integration.

For U.S. companies expanding into Canada or acquiring Canadian subsidiaries, the smart path forward is to work with a seasoned professional who specializes in cross-border employee benefits. From design to implementation to ongoing compliance and wind-up, expert guidance helps employers stay compliant, efficient, and competitive in a demanding labour market.

After years of advising on both sides of the border, I have found that the most successful companies are those that make retirement plan integration a strategic priority, not an afterthought. The workforce notices. So does the bottom line.

Peter J. Merrick, TEP 

If your company is expanding into Canada, relocating to the U.S., or has acquired a cross-border firm, book a complimentary 30-minute meeting at https://calendly.com/petermerrick. Let’s get it done right.

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